Global Patent Index - EP 0457381 A3

EP 0457381 A3 19920708 - DELTA 2-CEPHEM SULPHONES

Title (en)

DELTA 2-CEPHEM SULPHONES

Publication

EP 0457381 A3 19920708 (EN)

Application

EP 91200943 A 19910419

Priority

GB 9010941 A 19900516

Abstract (en)

[origin: EP0457381A2] There are provided compounds of the formula (I) <CHEM> wherein R7 is a halogen or a C1-C4 alkoxy group; R4 is a substituted alkyl group CHR'-CHR''Y, or an alkenyl group CR'=CHY, wherein R' and R'' each represent, independently, hydrogen or an unsubstituted or substituted C1-C7 straight or branched alkyl, phenyl or benzyl group or R' and R'', taken together with the carbon atoms to which they are attached, form a five membered or six membered ring of the formulae <CHEM> wherein Y is an electron-withdrawing group and A is hydrogen or a carboxy group; R is hydrogen, a C1-C7 straight or branched alkyl, or an unsubstituted or substituted benzyl or diphenylmethyl group; R3 is methyl or a C1-C4 alkoxymethyl group; and R2 is hydrogen or a group R4 as defined above. The compounds of formula (I) are endowed with elastase inhibitory activity, and can be used for the treatment of inflammatory and degenerative diseases. A process for their preparation, and pharmaceutical compositions containing them, are also provided.

IPC 1-7

C07D 501/00; A61K 31/545

IPC 8 full level

A61K 31/545 (2006.01); A61K 31/546 (2006.01); A61P 11/00 (2006.01); A61P 19/06 (2006.01); A61P 29/00 (2006.01); A61P 31/04 (2006.01); C07D 501/00 (2006.01); C07D 501/60 (2006.01)

CPC (source: EP)

A61P 11/00 (2017.12); A61P 19/06 (2017.12); A61P 29/00 (2017.12); A61P 31/04 (2017.12); C07D 501/00 (2013.01)

Citation (search report)

Designated contracting state (EPC)

DE GB IT

DOCDB simple family (publication)

EP 0457381 A2 19911121; EP 0457381 A3 19920708; EP 0457381 B1 19960306; DE 69117578 D1 19960411; DE 69117578 T2 19960718; GB 9010941 D0 19900704; JP H04226995 A 19920817

DOCDB simple family (application)

EP 91200943 A 19910419; DE 69117578 T 19910419; GB 9010941 A 19900516; JP 13970891 A 19910515